Fix the following strncpy() string truncation warning:
In function ‘strncpy’,
inlined from ‘display_controller_data’ at lscgroup.c:99:2:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:106:10: warning:
‘__builtin_strncpy’ specified bound 4096 equals destination size
[-Wstringop-truncation]
106 | return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Tom Hromatka <tom.hroma...@oracle.com>
---
src/tools/lscgroup.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/tools/lscgroup.c b/src/tools/lscgroup.c
index bfb1724fa51a..305b3428c76b 100644
--- a/src/tools/lscgroup.c
+++ b/src/tools/lscgroup.c
@@ -97,6 +97,7 @@ static int display_controller_data(char *input_path, char
*controller, char *nam
return ret;
strncpy(cgroup_dir_path, info.full_path, FILENAME_MAX);
+ cgroup_dir_path[sizeof(cgroup_dir_path) - 1] = '\0';
/* remove problematic '/' characters from cgroup directory path*/
trim_filepath(cgroup_dir_path);
--
2.25.1
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